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| author | Arnaldo Carvalho de Melo | 2018-11-27 14:31:03 +0100 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo | 2018-12-17 18:54:40 +0100 |
| commit | 1b3aae90c6abdf8a844da2aa4aed1eb6947a7d39 (patch) | |
| tree | 0fca22e21f71152d5ee374bbac3998afd4fbeb9d /tools/perf/builtin-top.c | |
| parent | perf bpf: Use ERR_CAST instead of ERR_PTR(PTR_ERR()) (diff) | |
| download | kernel-qcow2-linux-1b3aae90c6abdf8a844da2aa4aed1eb6947a7d39.tar.gz kernel-qcow2-linux-1b3aae90c6abdf8a844da2aa4aed1eb6947a7d39.tar.xz kernel-qcow2-linux-1b3aae90c6abdf8a844da2aa4aed1eb6947a7d39.zip | |
perf top: Allow passing a kallsyms file
This basically replicates what was done for 'perf report' in:
b226a5a72901 ("perf report: Allow user to specify path to kallsyms file")
This should help with resolving eBPF symbols, that are in kallsyms but,
of course, not in vmlinux.
Reported-by: Ivan Babrou <ibobrik@gmail.com>
Tested-by: Ivan Babrou <ibobrik@gmail.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Alexei Starovoitov <ast@kernel.org>
Cc: Daniel Borkmann <daniel@iogearbox.net>
Cc: David Ahern <dsahern@gmail.com>
Cc: David S. Miller <davem@davemloft.net>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Wang Nan <wangnan0@huawei.com>
Link: https://lkml.kernel.org/n/tip-x52mx1ybq8128rtg9hjrj5qk@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/builtin-top.c')
| -rw-r--r-- | tools/perf/builtin-top.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/tools/perf/builtin-top.c b/tools/perf/builtin-top.c index aa0c73e57924..1252d1759064 100644 --- a/tools/perf/builtin-top.c +++ b/tools/perf/builtin-top.c @@ -1289,6 +1289,8 @@ int cmd_top(int argc, const char **argv) "file", "vmlinux pathname"), OPT_BOOLEAN(0, "ignore-vmlinux", &symbol_conf.ignore_vmlinux, "don't load vmlinux even if found"), + OPT_STRING(0, "kallsyms", &symbol_conf.kallsyms_name, + "file", "kallsyms pathname"), OPT_BOOLEAN('K', "hide_kernel_symbols", &top.hide_kernel_symbols, "hide kernel symbols"), OPT_CALLBACK('m', "mmap-pages", &opts->mmap_pages, "pages", |